import random


def create_phone():
    num = '1' +  str(random.choice([3,5,8,6]))
    str_num = ''
    for i in range(9):
        str_num += str(random.randint(1,9))

    num += str_num
    return num

if __name__ == '__main__':
    # str1 = '{#exit_phone#}'
    # str2 = str1.replace('#exit_phone#','new')
    # print(str2)
    create_phone()